#include <bits/stdc++.h>
#define rep(i, n) for (int i = 1; i <= (n); i++)
using namespace std;
typedef long long ll;

int main(){
    int d, p;
    cin >> d >> p;
    double cost = d * ((double)p * 0.01);
    cout << d + (int)cost << endl;
    return 0;
}